>7k2w_A mol:protein length:261 Beta-lactamaseSAVQNKLAALEKSSGGRLGVALIDTADNTQVLYRGDERFPMCSTSKVMAAAAVLKQSETQKQLLNQPVEIKPADLVNYNPIAEKHVNGTMTLAELSAAALQYSDNTAMNKLIAQLGGPGGVTAFARAIGDETFRLDRTAPTLNTAIPGDPRDTTTPRAMAQTLRQLTLGHALGETQRAQLVTWLKGNTTGAASIRAGLPTSWTVGDRTGSGDYGTTNDIAVIWPXNGRAPLVLVTYFTQPQQNAESRRDVLASAARIIAEG